Home / 1,108,430.48-1,662,870.90-350,390.36

Finding the Fourth Proportional to 1,108,430.48, 1,662,870.90 and 350,390.36

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Solution

The fourth proportional to 1,108,430.48, 1,662,870.90 and 350,390.36 is: 525,656.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,430.48 : 1,662,870.90 = 350,390.36 : x
  2. Step 2: Convert to fraction form
    1,108,430.48/1,662,870.90 = 350,390.36/x
  3. Step 3: Cross multiply
    1,108,430.48x = 1,662,870.90 × 350,390.36
  4. Step 4: Simplify right side
    1,108,430.48x = 582,653,933,284.52
  5. Step 5: Solve for x
    x = 582,653,933,284.52/1,108,430.48
  6. Step 6: Final answer
    x = 525,656.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.